A series of propellers specially designed for use in multi-rotor drones. Their special profile, blade shape, sizes, springs and left and right-rotary versions will certainly be ideal for use in quadro- octa- and other multi-copters.

A series of propellers specially designed for use in multi-rotor drones. Their special profile, blade shape, sizes, springs and left and right-rotary versions will certainly be ideal for use in quadro- octa- and other multi-copters.

A series of propellers specially designed for use in multi-rotor drones. Their special profile, blade shape, sizes, springs and left and right-rotary versions will certainly be ideal for use in quadro- octa- and other multi-copters.

A series of propellers specially designed for use in multi-rotor drones. Their special profile, blade shape, sizes, springs and left and right-rotary versions will certainly be ideal for use in quadro- octa- and other multi-copters.